How to Clean a Fiberglass Shower Tub?

Today, we will be discussing the ins and outs of cleaning fiberglass showers. Fiberglass is a popular choice for shower and tub construction because of its durability and resistance to water, heat, and mildew. Not only is it lightweight, but it’s also easy to mold into different shapes and sizes, making it a versatile material for creating different styles of showers and tubs. 

Additionally, it’s relatively inexpensive compared to other materials such as tile or acrylic. In this post, we will provide step-by-step instructions on how to effectively clean fiberglass shower tubs as well as tips on how to tackle tough stains and discoloration. We’ll also share the best cleaner options for fiberglass tubs. So, grab your cleaning supplies, and let’s dive in!

How to Clean a Fiberglass Shower?

Bathroom interior with built in rectangular bathtub by the sliding glass window

Preparing to clean:

Before you begin cleaning your fiberglass shower or tub, it’s important to gather all of the necessary materials and equipment. Here is a list of items that you will need:

  • Fiberglass or all-purpose cleaner, such as ( the Zep Shower Tub Cleaner)
  • (STK Thick Magic Cleaning Pads), or a similar product designed to remove tough stains
  • White vinegar and a spray bottle, if you prefer to make a DIY cleaning agent
  • Microfiber rag, sponge, or soft cloth for scrubbing and wiping down surfaces
  • Gentle dish soap, such as Dawn Dish Soap
  • Baking soda for removing tough stains
  • A soft-bristled scrub brush for scrubbing away dirt and grime
  • Squeegee or microfiber towel for wiping down surfaces after cleaning to prevent water spots and stains
  • A broom or dustpan to remove any excess dirt or debris.

It’s also important to note that some products, such as acidic or abrasive substances, should be avoided when cleaning fiberglass as they can cause damage to the finish. It’s always best to check the manufacturer’s instructions or consult with a professional before using any cleaning products on your fiberglass shower or tub.

How to Clean a Fiberglass Tub

Here is a step-by-step guide on how to effectively clean your fiberglass shower tub:

Step 1 Remove excess dirt and debris: Use a broom or dustpan to sweep the shower floor and remove any excess dirt or debris.

Step 2 Mix a mild detergent with warm water: In a spray bottle, mix a small amount of mild detergent with warm water. Be sure to follow the manufacturer’s instructions for the amount of detergent to use.

Step 3 Spray the solution on the walls and floor of the shower: Spray the solution on the walls and floor of the shower, making sure to cover all surfaces.

Step 4 Scrub the shower with a non-abrasive sponge or cloth: Use a non-abrasive sponge or cloth to gently scrub the walls and floor of the shower, paying extra attention to any stains or discolorations.

Step 5 Rinse the shower thoroughly with warm water: Rinse the shower thoroughly with warm water to remove any remaining soap or dirt. Be sure to use a squeegee or a microfiber towel to wipe the shower dry after rinsing, this will prevent water spots and stains.

Step 6 Repeat the process if necessary: If your shower is particularly dirty or stained, you may need to repeat the process for optimal results.

Step 7 Dry the shower and wipe the surfaces with a microfiber cloth.

It’s also important to note that after each use, you should wipe down the shower with a squeegee or a microfiber towel to prevent soap scum buildup and mildew. Regular cleaning will make it easier to maintain the fiberglass shower and will prolong its lifespan.

Best Cleaner for Fiberglass Tub

When it comes to fiberglass tub cleaner, or cleaning fiberglass tubs, it’s important to use cleaners that are safe for the material. Here are a few types of cleaners that are commonly used on fiberglass tubs and their pros and cons:

1. Mild Detergents: Mild detergents such as dish soap or laundry detergent are safe to use on fiberglass tubs. They are effective in removing dirt and grime, but they can be harsh on your skin if used in high concentrations. Additionally, they may not effectively remove tough stains or soap scum.

2. Non-abrasive cleaner: Non-abrasive cleaners are safe to use on fiberglass tubs and are effective in removing dirt, grime, and soap scum. They are also safe to use on the skin and can be used to clean other surfaces in your bathroom as well. However, they may not effectively remove tough stains or mildew.

3. Acrylic and Fiberglass Cleaner: These products are specifically formulated to clean acrylic and fiberglass surfaces, they can be effective in removing tough stains, soap scum, and mildew. They are easy to use and don’t require much scrubbing. However, they can be more expensive than other types of cleaners.

DIY Fiberglass Tub Cleaning Methods

  1. Baking soda and vinegar: Mix equal parts baking soda and white vinegar to create a paste. Apply the paste to the tub and let sit for 15-20 minutes before scrubbing with a non-abrasive sponge or brush. Rinse well.
  2. Lemon Juice: Mix lemon juice and salt to create a paste. Apply the paste to the tub and let sit for 15-20 minutes before scrubbing with a non-abrasive sponge or brush. Rinse well.
  3. Hydrogen peroxide and baking soda: Mix 1/4 cup baking soda and 1 cup hydrogen peroxide to create a paste. Apply the paste to the tub and let sit for 15-20 minutes before scrubbing with a non-abrasive sponge or brush. Rinse well.
  4. Detergent and water: Create a solution of warm water and mild detergent. Use a non-abrasive sponge or brush to scrub the tub, then rinse well.
  5. Soft Scrub Cleanser: Apply Soft Scrub Cleanser to the tub and let sit for 5-10 minutes, then scrub with a non-abrasive sponge or brush, and rinse well.

FAQs 

What Is the Best Thing to Clean a Fiberglass Bathtub With?

The best thing to clean a fiberglass bathtub with is a mild detergent or a non-abrasive cleaner specifically formulated for acrylic and fiberglass surfaces.

What Should You Not Use on A Fiberglass Tub?

You should not use abrasive cleaners or scrubbers on a fiberglass tub as they can scratch the surface, and acidic substances can damage the finish.

How Do You Make a Fiberglass Tub Look New?

To make a fiberglass tub look new, use a non-abrasive cleaner and a gentle scrub brush to remove dirt and stains, and then polish the surface with a microfiber rag.

How Do You Clean and Polish a Fiberglass Tub Shower?

To clean and polish a fiberglass tub shower, use a mild detergent or non-abrasive cleaner, scrub the surface with a non-abrasive sponge or cloth, rinse the shower thoroughly with warm water, and then wipe down the surface with a squeegee or microfiber towel to prevent water spots and stains.

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